10-day forecast for Allen, SD: 35° to 77°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Saturday, October 17
47° · 0.12 in
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1867° / 46°0
Morning51°feels 49°
Afternoon67°feels 65°
Evening52°feels 50°
Overnight51°feels 48°
67 °
Allen, Sunday, 18 October
Clear. High 67°, low 46°.
Pressure30.03 inHg
Wind12.5 mph N
Humidity39%
Visibility6.2 mi
Dew point37°
Mon, 1961° / 41°0
Morning42°feels 40°
Afternoon60°feels 58°
Evening51°feels 49°
Overnight43°feels 41°
61 °
Allen, Monday, 19 October
Mostly clear. High 61°, low 41°.
Pressure30.18 inHg
Wind4.5 mph E
Humidity57%
Visibility6.2 mi
Dew point41°
Tue, 2073° / 47°0
Morning49°feels 44°
Afternoon72°feels 70°
Evening60°feels 59°
Overnight49°feels 44°
73 °
Allen, Tuesday, 20 October
Clear. High 73°, low 47°.
Pressure30.00 inHg
Wind10 mph S
Humidity49%
Visibility6.2 mi
Dew point47°
Wed, 2166° / 50°0
Morning53°feels 52°
Afternoon65°feels 64°
Evening56°feels 55°
Overnight55°feels 53°
66 °
Allen, Wednesday, 21 October
Clear. High 66°, low 50°.
Pressure30.15 inHg
Wind6.5 mph N
Humidity65%
Visibility6.2 mi
Dew point51°
Thu, 2274° / 52°0
Morning58°feels 57°
Afternoon71°feels 70°
Evening67°feels 66°
Overnight61°feels 60°
74 °
Allen, Thursday, 22 October
Overcast. High 74°, low 52°.
Pressure30.00 inHg
Wind18.1 mph S
Humidity51%
Visibility—
Dew point50°
Fri, 2377° / 59°0.13
Morning64°feels 64°
Afternoon73°feels 72°
Evening66°feels 65°
Overnight60°feels 58°
77 °
Allen, Friday, 23 October
Light rain. High 77°, low 59°.
Pressure29.65 inHg
Wind19.3 mph N
Humidity49%
Visibility—
Dew point52°
Sat, 2447° / 37°0.12
Morning39°feels 28°
Afternoon43°feels 35°
Evening42°feels 37°
Overnight41°feels 36°
47 °
Allen, Saturday, 24 October
Snow. High 47°, low 37°.
Pressure30.39 inHg
Wind28.8 mph NW
Humidity62%
Visibility—
Dew point30°
Sun, 2554° / 35°0
Morning39°feels 34°
Afternoon49°feels 45°
Evening47°feels 42°
Overnight44°feels 37°
54 °
Allen, Sunday, 25 October
Clear. High 54°, low 35°.
Pressure30.47 inHg
Wind15.7 mph S
Humidity32%
Visibility—
Dew point19°
Mon, 2662° / 42°0
Morning47°feels 40°
Afternoon58°feels 55°
Evening53°feels 51°
Overnight49°feels 45°
62 °
Allen, Monday, 26 October
Clear. High 62°, low 42°.
Pressure30.06 inHg
Wind18.8 mph SW
Humidity35%
Visibility—
Dew point29°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Allen, SD around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.